MIL-SPEC · Electronic Components
RG389U
Cable, Radio Frequency
Part NumberRG389U
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN6145-00-144-0243 (NSN)
Federal Item NameCABLE,RADIO FREQUENCY
Federal Supply Class6145 — Wire and Cable, Electrical
Conductor Quantity1
Voltage Rating500.0 AC MAXIMUM RATED WORKING VOLTAGE SINGLE CONDUCTOR
Cross Sectional Shape StyleROUND
Cross Section Outside Diameter0.875 INCHES NOMINAL
Electrical Resistance50.0 OHMS IMPEDANCE
Conductor Arrangement And Quantity1 SINGLES
Conductor FormSOLID SINGLE CONDUCTOR
Cancelled NSN6145-00-889-0525 (cancelled)
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is RG389U available?
We can source RG389U even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is RG389U by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RG389U has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like RG389U?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for RG389U?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.